package com.company.作业;
import java.util.Scanner;
public class Main {
        public static void main(String[] args) {
            System.out.println("请输入正方形边长:");
            Scanner in=new Scanner(System.in);
            int a=in.nextInt();
            for (int i = 1; i <=a; i++) {
                for (int j = 1; j <=a ; j++) {
                    System.out.print("*");
                }
                System.out.println();
            }
        }
}














